IN155080B - - Google Patents

Info

Publication number: IN155080B
Authority: IN; India

Application number

IN913/CAL/81A

Inventor

John Combs Scarlett

Charles Walter Sanzenbacher

Original Assignee

Midrex Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1980-09-15

Filing date

1981-08-14

Publication date

1984-12-29

1981-08-14 Application filed by Midrex Corp filed Critical Midrex Corp

1984-12-29 Publication of IN155080B publication Critical patent/IN155080B/en

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0073—Selection or treatment of the reducing gases
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/06—Making pig-iron in the blast furnace using top gas in the blast furnace process
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
- C21B13/029—Introducing coolant gas in the shaft furnaces
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
- C21B2100/42—Sulphur removal
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacture Of Iron (AREA)
Industrial Gases (AREA)

IN913/CAL/81A 1980-09-15 1981-08-14 IN155080B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/187,024 US4331470A (en)	1980-09-15	1980-09-15	Method for the direct reduction of iron in a shaft furnace using gas from coal

Publications (1)

Publication Number	Publication Date
IN155080B true IN155080B (en)	1984-12-29

Family

ID=22687305

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IN913/CAL/81A IN155080B (en)	1980-09-15	1981-08-14

Country Status (18)

Country	Link
US (1)	US4331470A (en)
JP (1)	JPS5782417A (en)
KR (1)	KR840002356B1 (en)
AT (1)	AT381953B (en)
AU (1)	AU525672B2 (en)
BE (1)	BE890196A (en)
BR (1)	BR8105761A (en)
CA (1)	CA1172455A (en)
DD (1)	DD201807A5 (en)
DE (1)	DE3135914A1 (en)
GB (1)	GB2083839B (en)
IN (1)	IN155080B (en)
NZ (1)	NZ198327A (en)
PH (2)	PH17080A (en)
PL (1)	PL137834B1 (en)
SU (1)	SU1155162A3 (en)
TR (1)	TR21578A (en)
ZA (1)	ZA815563B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4608240A (en) *	1983-11-04	1986-08-26	Hylsa, S.A.	Method for the desulfurization of hydrocarbon gas
IT1177077B (en) *	1983-12-02	1987-08-26	Skf Steel Eng Ab	PROCEDURE AND PLANT TO REDUCE OXIDE MATERIAL SIMULTANEOUSLY GENERATING A GAS SUITABLE AS COMBUSTIBLE GAS
AT381954B (en) *	1984-08-16	1986-12-29	Voest Alpine Ag	METHOD FOR DIRECTLY REDUCING IRON OXIDE MATERIALS
AT404600B (en) *	1997-03-12	1998-12-28	Voest Alpine Ind Anlagen	METHOD AND DEVICE FOR TREATING REDUCING GAS FOR REDUCING ORES
US6149859A (en) *	1997-11-03	2000-11-21	Texaco Inc.	Gasification plant for direct reduction reactors
US10584393B2 (en) *	2013-12-20	2020-03-10	Tata Steel Limited	Smelting process and apparatus
CN104561425B (en) *	2015-02-12	2016-04-13	王俊	A kind of gas base method microwave heating continuous industry produces reduced iron powder device and using method thereof
CN110453027A (en) *	2019-09-11	2019-11-15	武汉科思瑞迪科技有限公司	A kind of Shaft Furnace Direct Reduction Process of gas base and the combination of coal base phase
CN110438278A (en) *	2019-09-11	2019-11-12	武汉科思瑞迪科技有限公司	A kind of Shaft Furnace Direct Reduction Process of gas base and the combination of coal base phase

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3853538A (en) *	1973-07-20	1974-12-10	Steel Corp	Use of reducing gas by coal gasification for direct iron ore reduction
DE2438790B2 (en) *	1974-08-13	1976-09-09	Thyssen Purofer GmbH, 4000 Düsseldorf	PROCESS AND SYSTEM FOR THE REDUCTION OF IRON ORES, IN PARTICULAR IRON ORES PELLETS
US4017305A (en) *	1975-04-15	1977-04-12	United States Steel Corporation	Process for heat hardening
US4173465A (en) *	1978-08-15	1979-11-06	Midrex Corporation	Method for the direct reduction of iron using gas from coal

1980
- 1980-09-15 US US06/187,024 patent/US4331470A/en not_active Expired - Lifetime
1981
- 1981-08-12 CA CA000383738A patent/CA1172455A/en not_active Expired
- 1981-08-12 ZA ZA815563A patent/ZA815563B/en unknown
- 1981-08-14 IN IN913/CAL/81A patent/IN155080B/en unknown
- 1981-08-17 PH PH26056A patent/PH17080A/en unknown
- 1981-08-18 KR KR1019810003026A patent/KR840002356B1/en active IP Right Grant
- 1981-08-26 TR TR21578A patent/TR21578A/en unknown
- 1981-08-28 GB GB8126308A patent/GB2083839B/en not_active Expired
- 1981-09-03 BE BE2/59331A patent/BE890196A/en not_active IP Right Cessation
- 1981-09-08 AT AT0388381A patent/AT381953B/en not_active IP Right Cessation
- 1981-09-09 AU AU75075/81A patent/AU525672B2/en not_active Expired
- 1981-09-09 DD DD81233162A patent/DD201807A5/en unknown
- 1981-09-09 BR BR8105761A patent/BR8105761A/en unknown
- 1981-09-10 NZ NZ198327A patent/NZ198327A/en unknown
- 1981-09-10 DE DE19813135914 patent/DE3135914A1/en not_active Ceased
- 1981-09-14 PL PL1981233022A patent/PL137834B1/en unknown
- 1981-09-14 SU SU813335455A patent/SU1155162A3/en active
- 1981-09-14 JP JP56145416A patent/JPS5782417A/en active Granted
1983
- 1983-07-01 PH PH29162A patent/PH17852A/en unknown

Also Published As

Publication number	Publication date
AU525672B2 (en)	1982-11-18
AU7507581A (en)	1982-04-08
BR8105761A (en)	1982-05-25
GB2083839B (en)	1984-07-25
ZA815563B (en)	1982-08-25
KR840002356B1 (en)	1984-12-21
ATA388381A (en)	1986-05-15
JPS649376B2 (en)	1989-02-17
JPS5782417A (en)	1982-05-22
KR830006439A (en)	1983-09-24
BE890196A (en)	1982-01-04
US4331470A (en)	1982-05-25
PH17852A (en)	1985-01-09
NZ198327A (en)	1984-05-31
PL233022A1 (en)	1982-08-30
PL137834B1 (en)	1986-07-31
TR21578A (en)	1984-10-16
CA1172455A (en)	1984-08-14
SU1155162A3 (en)	1985-05-07
AT381953B (en)	1986-12-29
PH17080A (en)	1984-05-24
DE3135914A1 (en)	1982-05-27
GB2083839A (en)	1982-03-31
DD201807A5 (en)	1983-08-10

Publication	Publication Date	Title
FR2474222B1 (en)	1984-09-14
FR2475208B1 (en)	1985-01-25
FR2473525B1 (en)	1983-04-15
FR2473245B1 (en)	1984-01-06
FR2473144B1 (en)	1984-06-22
FR2473056B1 (en)	1985-04-12
FR2475238B1 (en)	1984-08-10
FR2473824B1 (en)	1984-10-19
FR2476548B1 (en)	1985-03-01
FR2476030B1 (en)	1984-12-28
FR2473513B1 (en)	1984-03-09
FR2474173B1 (en)	1983-04-15
FR2475389B3 (en)	1981-11-20
FR2474716B1 (en)	1984-02-10
FR2476066B1 (en)	1983-07-29
FR2476574B1 (en)	1982-03-12
FR2474796B1 (en)	1985-01-04
IN155080B (en)	1984-12-29
FR2475525B1 (en)	1983-07-22
FR2474249B1 (en)	1984-12-21
FR2474797B1 (en)	1984-04-20
JPS57500469A (en)	1982-03-18
FR2474979B1 (en)	1985-03-29
FR2474579B1 (en)	1983-02-04
FR2475800B1 (en)	1985-04-19